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// Package write provides routines for writing diffs.
package write
// An Option modifies behavior when writing a diff.
type Option interface {
isOption()
}
// Names provides the before/after names for writing a diff.
// They are traditionally filenames.
func Names(a, b string) Option {
return names{a, b}
}
type names struct {
a, b string
}
func (names) isOption() {}
// TerminalColor specifies that a diff intended
// for a terminal should be written using colors.
//
// Do not use TerminalColor if TERM=dumb is set in the environment.
func TerminalColor() Option {
return colorOpt(true)
}
type colorOpt bool
func (colorOpt) isOption() {}
const (
ansiBold = "\u001b[1m"
ansiFgRed = "\u001b[31m"
ansiFgGreen = "\u001b[32m"
ansiFgBlue = "\u001b[36m"
ansiReset = "\u001b[0m"
)
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